In a village in Sumatra, there lived a farmer. He was a farmer who diligently worked the farm, although not extensive. He could meet the needs of their work was tireless. Actually he became old enough to marry, but he still chose to live alone. In a sunny morning, the farmer river fishing.

"Hopefully, today I got a big fish," the farmer muttered to myself. Some time after the hook is thrown, the hook looks bergoyanggoyang. He immediately pulled the hook. The farmer was cheered with joy after receiving a sizeable fish.

He was amazed at the beautiful colors of fish scales. The fish scales yellow gold reddish. Both round and protruding eyes flashing amazing.

"Wait, I do not eat it! I would be willing to accompany you if you do not eat." The farmer was surprised to hear the voice of the fish. Due to his surprise, the fish they catch fell to the ground. Then not long, the fish was transformed into a beautiful young woman beautiful.

"I Bermimpikah?," Muttered farmers.

"Do not worry sir, I'm also human like you. I am deeply indebted to you for saving me from the curse of the Gods," the girl said.

"My name is Princess, I do not mind to be your wife," said the girl as urgent. Farmers and even then nodded. They then become husband and wife. However, there is one promise that has been agreed, that they should not tell the origin of a fish's daughter. If the promise is breached there will be a terrible disaster.

Having reached the village, the villagers saw the girl stirred beautiful girl with the farmers.

"He might be an angel coming down from heaven," they murmured. Farmer felt very happy and peaceful. As a good husband, he continued to work to make a living by cultivating the fields and fields with a diligent and tenacious. Due diligence and tenacity, the peasants live without shortcomings in his life. Many people are jealous, and they spread the bad suspicion that could topple the success of farmers.

"I know it must maintain Farmer spirits!" someone said to her friend. It reached the ears of Farmer and Puteri. But they do not feel offended, even more diligent work.

A year later, his wife and Petan happiness increases, because the farmer's wife gave birth to baby boys. He was given the name of the Son. Happiness they do not make them forget themselves. Son grew into a strong and healthy child. He was a good boy but a little naughty. He has a habit of making parents wonder, which is always hungry. Foods that should be eaten three of them could eat themselves.

Eventually, the Son always annoy his father. If asked to help parents work, he always refused. Farmers wife always reminds farmers to be patient over their child behavior.

"Yes, I will be patient, even though he was our son!" Farmers said to his wife.

"Thankfully, kanda think like that. Kanda was a good husband and a good father," said daughter to her husband.

Indeed, they say, patience has limits. This is experienced by the farmers. One day, son get a job delivering food and drinks to the fields where his father was working. But the Son is not fulfilling its duties. Farmers await the arrival of his son, while holding thirsty and hungry. He went straight home. In saw her son was playing ball. Farmers became angry as she pinched her ear.

After the farmers he spoke those words, at once a child and his wife vanished. Without a trace and trail. Of former stamping his feet, suddenly very heavy menyemburlah water and get heavier. Farmers village and surrounding villages submerged. Water overflowed very high and wide to form a lake. And eventually form a lake. The lake was eventually known as Lake Toba. While a small island in the middle known as Samosir Island.